In Croatia, Adamčuk families are Croats (from Slavonski Brod area ). In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod and in Slavonski Brod area.
Prevalence
About 10 people with faimily name Adamčuk live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only four naselja i to in Zagreb (<10), in Sibinj (<10) and Celikovici (<5) in Slavonski Brod area, and in Bukovec Zelinski (<5).